[C++] socket -9[匿名管道]

 

::怎么弄都不能读取信息....先把代码放着....

#include<windows.h>
#include<stdio.h>
int main()
{
    HANDLE read=NULL,write=NULL;
    SECURITY_ATTRIBUTES ss;
    STARTUPINFO sa={0};
    PROCESS_INFORMATION pp={0};
    char text[]="匿名管道程序测试!";
    DWORD writetext;
    ss.nLength=sizeof(ss);
    ss.lpSecurityDescriptor=NULL;
    ss.bInheritHandle=TRUE;
    if(CreatePipe(&read,&write,&ss,0))
    {
        printf("创建匿名管道成功!\r\n");
        sa.cb=sizeof(sa);
        sa.dwFlags=STARTF_USESHOWWINDOW;
        sa.hStdInput=read;
        sa.hStdOutput=write;
        sa.hStdError=GetStdHandle(STD_ERROR_HANDLE);
        if(::CreateProcess(NULL,"子进程.exe",NULL,NULL,TRUE,0,NULL,NULL,&sa,
            &pp))
        {
            printf("创建子进程成功\r\n");
            WriteFile(write,text,sizeof(text),&writetext,NULL);
            printf("通过匿名管道写入数据成功\r\n");
        }
        else
        {
            printf("创建子程失败\r\n");
        }
    }
    //::Sleep(50000);
    return 0;
}

#include<windows.h>
#include<stdio.h>
int main()
{
    HANDLE read=NULL;
    char text[100]={0};
    DWORD readtext;
    read=GetStdHandle(STD_INPUT_HANDLE);
    if(ReadFile(read,text,100,&readtext,NULL))
    {
        printf("从匿名管道读取的数据是: %s\r\n",text);
    }
    else
    {
        printf("读取失败!\r\n");
    }
    ::Sleep(10000);
    return 0;
}